Electronics Engineering student. But I learned useful electronics elsewhere.
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My lasers: 405nm-> 100mW custom PHR, 100mW custom PHR hostless head, 20mW PHR laser gun for a game, 2X driverless PHR diodes awaiting usage 445nm -> 1W 532nm -> 30mW TRUE DX 635nm -> 5mW hostless head + 5mW custom pointer (given to a friend) 650nm -> Old Style DILDA 200mW, 16x custom hostless head @180mA
All custom built lasers have custom designed switching drivers. Head means diode pressed in aixiz+driver.
Other:
-Laser Shades for red
-Certified NoIR ARG goggles for blu-ray to green
-Some diodeless drivers built just for testing